These Gray Titanium Sunglasses are a perfect blend of luxury and functionality. Handcrafted in Japan they feature high-grade Mazzucchelli and Japanese acetate ensuring premium quality and durability. The sunglasses are hand-polished and equipped with 7 hinges made from beta titanium for added strength and comfort. The lenses made from Carl Zeiss and Japanese materials provide 100% UV protection making them an ideal choice for both style and eye safety.